Switch-operating device.



nu. 714,392. Patented rem/.25,1901 f amcnoon, 1n.

SWITCH OPERATING DEVICE.

(Application Bled July 9, 1902.)

t easily constructed and installed, `a

struction. i l

` attention from operatives further reach the space between the railsf`is t0 be employed, as the device is a tion and refuse to act at somecri j quire no further attentionthan thef strength to resist thestrains. 'l and their attachments will prefer steel. y

The tie-bars 40 4l may be formt with the forked ends 36 37 or attac toby rivets or bolts, as may be pi The frog-rail 19 will preferably tionof an ordinary rail of the sai size as the other rails with whicl` withthe ends convex, as before n and with a perforation for the en 20; butthis portion of thev deviC formed of "a special section of r` ferred. yThe whole device is very simple of being formed to operate with cerf`precision, so that the chances'forl` its operation will be eliminated en`The lengths of the levers will be to bring the ribs 32 33 and 38 39 atl distance from the rail 19 to avoid a for the wheels after acting on tll2 15 before the frog-rail19 has ated. The proportions may be modifiespend to the conditions of the roa` other circumstances under Which t toall the varying conditions of rai The device is operative entirely" verprinciple and no springs are re the construction. This is an impo` tureof the invention, as springs liable to become weakened by con ment. Withthis device, however;l are always in position for action theirconstruction and mode of ope before stated, operate with precisioltainty when required. i

rllhe device is entirely independe switch-operating mechanism and waffected by anyimproper operatiol switch mechanism or by any neglswitchmeu or trainmen and. requir tention from the operatives, as itgautomatic. The device will not rec occasional inspection in the same asother parts in the main line, bu

inspection. i Where the levers 26 27 or any of tachments come in contactwith the ties,'=wearplates of suitable metal i erably be employedbetween the le the ties, and these plates may be arr any suitable mannerand modiedg the device to the dierent details of t tion which may he metwith. if Having thus described `the inventi r il s..

lil

ng eir 8o l in end ledes `:ouand i exrails `es of 9o rail iting:djar-rail rails ved to with n-line `r-rail, J said loc is and iesofneans t with 1 lever 105 1e rail secting s adja- "og-rail 11o d railsnted to ldWth iin-line tig-rail, to said )ns and des of :bs car- -ngaged12o Ling said Icing as .ature in l, JR.

